{"id":"https://openalex.org/A5100980341","orcid":"https://orcid.org/0000-0001-6515-2564","observed_orcids":["https://orcid.org/0000-0001-6515-2564"],"display_name":"Takahiro Yamada","raw_author_names":["Takahiro YAMADA","Takahiro Yamada","YAMADA, TAKAHIRO"],"full_name":"Takahiro Yamada","works_count":19,"cited_by_count":44,"summary_stats":{"2yr_mean_citedness":5.0,"h_index":4,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5100980341","orcid":"https://orcid.org/0000-0001-6515-2564","observed_orcids":["https://orcid.org/0000-0001-6515-2564"]},"affiliations":[{"institution":{"id":"https://openalex.org/I127317711","ror":"https://ror.org/05crbcr45","display_name":"Tokyo University of Agriculture","country_code":"JP","type":"education","lineage":["https://openalex.org/I127317711"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I2800709528","ror":"https://ror.org/01pp5tt34","display_name":"Science Council of Japan","country_code":"JP","type":"other","lineage":["https://openalex.org/I2800709528"]},"years":[2021]},{"institution":{"id":"https://openalex.org/I60134161","ror":"https://ror.org/04chrp450","display_name":"Nagoya University","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]},"years":[2024,2021,2011,2010]},{"institution":{"id":"https://openalex.org/I69740276","ror":"https://ror.org/00ws30h19","display_name":"Tokyo Metropolitan University","country_code":"JP","type":"education","lineage":["https://openalex.org/I69740276"]},"years":[2007,2004]}],"last_known_institutions":[{"id":"https://openalex.org/I60134161","ror":"https://ror.org/04chrp450","display_name":"Nagoya University","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]}],"topics":[{"id":"https://openalex.org/T11805","display_name":"Agricultural economics and policies","count":5,"subfield":{"id":"https://openalex.org/subfields/3311","display_name":"Safety Research"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10053","display_name":"International Relations and Foreign Policy","count":4,"subfield":{"id":"https://openalex.org/subfields/3320","display_name":"Political Science and International Relations"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13800","display_name":"Earthquake and Disaster Impact Studies","count":4,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10197","display_name":"Membrane Separation Technologies","count":2,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11188","display_name":"Coagulation and Flocculation Studies","count":2,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11955","display_name":"Urban and spatial planning","value":2.35e-05,"subfield":{"id":"https://openalex.org/subfields/2309","display_name":"Nature and Landscape Conservation"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13726","display_name":"International Science and Diplomacy","value":2.06e-05,"subfield":{"id":"https://openalex.org/subfields/3320","display_name":"Political Science and International Relations"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13800","display_name":"Earthquake and Disaster Impact Studies","value":1.53e-05,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13055","display_name":"Global Security and Public Health","value":1.5e-05,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12221","display_name":"Cybersecurity and Cyber Warfare Studies","value":1.15e-05,"subfield":{"id":"https://openalex.org/subfields/3320","display_name":"Political Science and International Relations"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"x_concepts":[{"id":"144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","score":0.6740477085113525},{"id":"17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","score":0.6143684387207031},{"id":"205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","score":0.5786037445068359},{"id":"162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","score":0.39678674936294556},{"id":"166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","score":0.36131393909454346}],"counts_by_year":[{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":2,"oa_works_count":0,"cited_by_count":6},{"year":2011,"works_count":3,"oa_works_count":1,"cited_by_count":4},{"year":2012,"works_count":2,"oa_works_count":0,"cited_by_count":3},{"year":2014,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2015,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":9},{"year":2021,"works_count":2,"oa_works_count":2,"cited_by_count":12},{"year":2024,"works_count":2,"oa_works_count":1,"cited_by_count":10}],"display_name_alternatives":["Takahiro YAMADA","Takahiro Yamada","YAMADA, TAKAHIRO"],"block_key":"t yamada","works_api_url":"https://api.openalex.org/works?filter=author.id:A5100980341","updated_date":"2026-10-16T12:29:29","created_date":"2018-03-06T00:00:00"}